[QNA C# SDK] fix readme

[amber-Chen-86]

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[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

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[learn-build-service-prod]

Learn Build status updates of commit 8c618ed:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
api/overview/azure/preview/ai.language.questionanswering.authoring-readme.md	⚠️Warning	View (azure-dotnet-preview)	Details
api/overview/azure/preview/ai.language.questionanswering.inference-readme.md	⚠️Warning	View (azure-dotnet-preview)	Details

api/overview/azure/preview/ai.language.questionanswering.authoring-readme.md

• Line 7, Column 13: [Warning: ms-service-subservice-invalid - See documentation] Invalid value for 'ms.service': 'cognitivelanguage'.
• Line 2, Column 1: [Suggestion: description-missing - See documentation] Missing required attribute: 'description'.
• Line 14, Column 71: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/api/Azure.AI.Language.QuestionAnswering.Authoring' will be broken in isolated environments. Replace with a relative link.
• Line 14, Column 139: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/azure/ai-services/language-service/question-answering/overview' will be broken in isolated environments. Replace with a relative link.
• Line 14, Column 189: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/rest/api/language/question-answering-authoring/operation-groups?view=rest-language-question-answering-authoring-2025-05-15-preview' will be broken in isolated environments. Replace with a relative link.
• Line 14, Column 189: [Suggestion: preserve-view-not-set - See documentation] You've pinned this link to a specific version of content with the view parameter. It's recommended not to pin a version unless that version is A) not the default view and B) the context is about that version specifically. To proceed with pinning a version add the &preserve-view=true to the URL. Otherwise, remove the view parameter. URL: https://learn.microsoft.com/rest/api/language/question-answering-authoring/operation-groups?view=rest-language-question-answering-authoring-2025-05-15-preview
• Line 104, Column 1: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/azure/sdk/unit-testing-mocking' will be broken in isolated environments. Replace with a relative link.

api/overview/azure/preview/ai.language.questionanswering.inference-readme.md

• Line 7, Column 13: [Warning: ms-service-subservice-invalid - See documentation] Invalid value for 'ms.service': 'cognitivelanguage'.
• Line 2, Column 1: [Suggestion: description-missing - See documentation] Missing required attribute: 'description'.
• Line 14, Column 86: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/azure/ai-services/language-service/question-answering/overview' will be broken in isolated environments. Replace with a relative link.
• Line 70, Column 63: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/azure/cognitive-services/authentication#create-a-resource-with-a-custom-subdomain' will be broken in isolated environments. Replace with a relative link.
• Line 93, Column 1: [Suggestion: docs-link-absolute - See documentation] Absolute link 'https://learn.microsoft.com/dotnet/azure/sdk/unit-testing-mocking' will be broken in isolated environments. Replace with a relative link.

For more details, please refer to the build report.

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